Thayer's Notes:

b
For an inkling of these "literary pursuits", see the AOG obituary linked a bit further on in the entry; but he also took time to record his experiences with the Sac and Fox Tribes in Iowa and their history, and some of this writing was incorporated into the History of Wapello County, Iowa: Chapter 3, "Indian Agency in Wapello County", is specifically credited to him, and is
onsite.